Meanwhile, the McCain campaign made fun of Obama's energy proposal Monday by distributing tire pressure gauges reading "Obama's energy plan" to McCain's traveling press corps.

CNN: Obama calls for tapping into strategic oil reserves

John McCain, the Republican presidential nominee in 2008, frequently poked fun at his record at the Naval Academy while on the campaign trail, pointing out that he "stood fifth from the bottom" of his class and racked up dozens of demerits.

CNN: At Naval Academy graduation, lives of McCain, Obama overlap